***Update 22 Aug 3pm PDT - Dev channel updates have been halted temporarily due to an issue identified with this build. If your machine is unable to boot after receiving this update, please follow the steps below to recover your Chrome OS device.***The Dev channel has been updated to 22.0.1229.12 (Platform versions: 2723.25.0) for Chromebooks (Acer AC700, Samsung Series 5 550, Samsung Chromebook Series 3, and Cr-48) and Samsung Chromebox Series 3. This build contains a number of stability improvements.

Highlights of these changes are:

New avatar images for users and guests

Fixed an issue where machines updating from older versions of Chrome OS may encounter a hang at the Chrome logo when booting up

Updated Pepper Flash version to 11.3.31.318

Fixed an issue to retain a user's custom wallpaper between sessions

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